2 * Amanda, The Advanced Maryland Automatic Network Disk Archiver
3 * Copyright (c) 1991-1999 University of Maryland at College Park
4 * Copyright (c) 2007-2012 Zmanda, Inc. All Rights Reserved.
7 * Permission to use, copy, modify, distribute, and sell this software and its
8 * documentation for any purpose is hereby granted without fee, provided that
9 * the above copyright notice appear in all copies and that both that
10 * copyright notice and this permission notice appear in supporting
11 * documentation, and that the name of U.M. not be used in advertising or
12 * publicity pertaining to distribution of the software without specific,
13 * written prior permission. U.M. makes no representations about the
14 * suitability of this software for any purpose. It is provided "as is"
15 * without express or implied warranty.
17 * U.M. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL U.M.
19 * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
20 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
21 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
22 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
24 * Authors: the Amanda Development Team. Its members are listed in a
25 * file named AUTHORS, in the root directory of this distribution.
28 * $Id: packet.c,v 1.8 2006/05/25 01:47:12 johnfranks Exp $
30 * Routines for modifying the amanda protocol packet type
37 * Table of packet types and their printable forms
49 #define NPKTYPES (int)(SIZEOF(pktypes) / SIZEOF(pktypes[0]))
59 assert(strcmp(pkt_type2str(type), "BOGUS") != 0);
62 pkt->packet_size = 1000;
63 pkt->body = alloc(pkt->packet_size);
65 pkt->size = strlen(pkt->body);
68 printf_arglist_function2(void pkt_init, pkt_t *, pkt, pktype_t, type,
75 assert(strcmp(pkt_type2str(type), "BOGUS") != 0);
80 pkt->packet_size = 1000;
81 pkt->body = alloc(pkt->packet_size);
83 arglist_start(argp, fmt);
84 len = g_vsnprintf(pkt->body, pkt->packet_size, fmt, argp);
86 if (len > -1 && len < (int)(pkt->packet_size - 1))
88 pkt->packet_size *= 2;
90 pkt->body = alloc(pkt->packet_size);
92 pkt->size = strlen(pkt->body);
96 * Append data to a packet
98 printf_arglist_function1(void pkt_cat, pkt_t *, pkt, const char *, fmt)
108 len = strlen(pkt->body);
111 arglist_start(argp, fmt);
112 lenX = g_vsnprintf(pkt->body + len, pkt->packet_size - len, fmt,argp);
114 if (lenX > -1 && lenX < (int)(pkt->packet_size - len - 1))
116 pkt->packet_size *= 2;
117 pktbody = alloc(pkt->packet_size);
118 strncpy(pktbody, pkt->body, len);
123 pkt->size = strlen(pkt->body);
127 * Converts a string into a packet type
135 assert(typestr != NULL);
137 for (i = 0; i < (int)NPKTYPES; i++)
138 if (strcmp(typestr, pktypes[i].name) == 0)
139 return (pktypes[i].type);
140 return ((pktype_t)-1);
144 * Converts a packet type into a string
152 for (i = 0; i < (int)NPKTYPES; i++)
153 if (pktypes[i].type == type)
154 return (pktypes[i].name);